mindmap root((插入)) introduce is a general term for bringing or placing a thing or a person into a group or body already in existence: ~d a new topic into the conversation. insert implies a putting in a fixed or open place between or among other things: ~ a clause in the contract. insinuate implies a slow, careful, sometimes artful introduction: slyly ~d himself into their confidence. interpolate applies to the inserting of something extraneous or spurious: ~d her own comments into the report. intercalate suggesting an intrusive inserting of something into an existing series or sequence: a book in which new material is ~d with the old. interpose suggests the inserting of an obstruction or cause of delay: rules that ~ barriers between children and creativity. interject implies an abrupt or forced introduction of something that breaks in or interrupts: quickly ~d a question.